亜細亜[ajia] Asia (esp. "the Far East")
寒武利亜[kanburia] Cambria (old name for Wales)
亜鉛[aen] zinc (Zn)
亜鉛引[aenbiki] zinc coated (galvanized, galvanised)
亜鉛華[aenka] zinc white

亜鉛凸版[aentoppan] photoengraving
亜鉛板[aenban] zinc plate
亜鉛版[aenban] zinc etching
亜鉛末[aenmatsu] zinc dust
亜欧[aou] Asia and Europe

医界[ikai] medical world
医学界[igakukai] medical world
黄金世界[ougonsekai] utopia
下界[gekai] this world
花柳界[karyuukai] red-light district

界隈[kaiwai] neighborhood
界面[kaimen] interface
各界[kakkai] each field
学界[gakkai] academic or scientific world
官界[kankai] bureaucracy

垂迹[suijaku] temporary manifestation by a buddha (in order to save people)
筆迹[hisseki] handwriting
真迹[shinseki] true autograph

事迹[jiseki] evidence
本地垂迹説[honjisuijakusetsu] manifestation theory (holding that Shinto gods are manifestations of buddhas)
迹門[shakumon] first half of the Lotus Sutra, in which the Buddha appears as a spatiotemporally restricted being